Pseudosperma arenarium (Inocybaceae), a new poisonous species from Eurasia, based on morphological, ecological, molecular and biochemical evidence
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Pseudosperma arenarium (Inocybaceae), a new poisonous species from Eurasia, based on morphological, ecological, molecular and biochemical evidence
- Publication date
- 2022-8-30
- Usage
- Attribution 4.0 International


- Topics
- Agaricales, muscarine, mushroom toxin, new taxon, poisonous mushroom, ultra-high performance liquid chromatography-tandem mass spectrometry
- Publisher
- Pensoft Publishers
- Collection
- biodiversity
- Contributor
- Pensoft Publishers
- Language
- English
- Rights
- https://biodiversitylibrary.org/permissions
- Rights-holder
- Copyright held by individual article author(s).
- Volume
- 92
- Item Size
- 18.4M
- Abstract
- In this study, Pseudosperma arenarium is proposed as a new species, based on morphological, ecological, molecular and biochemical evidence. The new species grows on sandy ground under Populus and Pinus sylvestris in north-western China and northern Europe, respectively. It is characterised by the combination of the robust habit, nearly glabrous pileus, large cylindrical basidiospores, thin-walled cheilocystidia and ecological associations with Populus alba × P. berolinensis and Pinus sylvestris and unique phylogenetic placement. Additionally, a comprehensive toxin determination of the new species using ultra-high performance liquid chromatography-tandem mass spectrometry was conducted. Results showed that it was a muscarine-positive species. The content were approximately five times higher in the pilei [4012.2 ± 803.1–4302.3 ± 863.2 mg/kg (k = 2, p = 95%)] than in the stipes [850.4 ± 171.1–929.1 ± 184.2 mg/kg (k = 2, p = 95%)], demonstrating the severity of mushroom poisoning when patients consumed different parts of the poisonous mushroom. Amatoxins, phallotoxins, ibotenic acid, muscimol, psilocybin and psilocin were not detected.
- Addeddate
- 2025-04-29 15:15:39
- Bhl_virtual_titleid
- 210915
- Bhl_virtual_volume
- v.92 (2022)
- Call number
- 10_3897_mycokeys_92_86277
- Call-number
- 10_3897_mycokeys_92_86277
- Foldoutcount
- 0
- Genre
- article
- Identifier
- pseudospermaare92yany
- Identifier-ark
- ark:/13960/s217x5sv7jz
- Identifier-bib
- 10_3897_mycokeys_92_86277
- Identifier-doi
- 10.3897/mycokeys.92.86277
- Ocr
- tesseract 5.3.0-6-g76ae
- Ocr_detected_lang
- en
- Ocr_detected_lang_conf
- 1.0000
- Ocr_detected_script
- Latin
- Ocr_detected_script_conf
- 0.9946
- Ocr_module_version
- 0.0.21
- Ocr_parameters
- -l eng
- Page_number_confidence
- 75
- Page_number_module_version
- 1.0.5
- Page_range
- 79-93
- Pages
- 15
- Pdf_degraded
- invalid-jp2-headers
- Pdf_module_version
- 0.0.25
- Possible copyright status
- In copyright. Digitized with the permission of the rights holder.
- Ppi
- 300
- Source
- MycoKeys 92
- Year
- 2022
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